Archives by date
You are browsing the site archives by date.
A New Era? Current Solar Cycle “Abruptly Ended” Most Active Solar Activity Phase Since Observations Began In 1755
By P Gosselin on 14. January 2016
Share this…FacebookTwitterSolar activity in December by Frank Bosse and Fritz Vahrenholt (Translated/edited by P Gosselin) The central star of our solar system was quite inactive last month. The measured solar sunspot number (SSN) was 57.7. That is only 79% of what is the average for this time point into a solar cycle compared to the […]